Gum up
verb
To make something not work properly.
He spilled coffee on his keyboard and gummed up the keys.

Often appears as...
- gum up the works
- gum up the machinery
Usage tips
Informal
Colloquial
verb
To make a situation or problem more confusing or complicated.
His constant interference is only going to gum up the whole negotiation.

Often appears as...
- gum up the negotiations
- gum up the issue
Usage tips
Informal
verb
To make something not work properly.
He spilled coffee on his keyboard and gummed up the keys.

Often appears as...
- gum up the works
- gum up the machinery
Usage tips
Informal
Colloquial
verb
To make a situation or problem more confusing or complicated.
His constant interference is only going to gum up the whole negotiation.

Often appears as...
- gum up the negotiations
- gum up the issue
Usage tips
Informal
Definition 1 of 2

Physical Obstruction
Used when something physical causes a device or tool to stop working correctly.

The printer got gummed up with paper pieces.
Colloquial Usage
Commonly used in informal situations, such as casual conversation or storytelling.

The old gate was gummed up with rust and wouldn't open.
Metaphorical Extension
Can be used metaphorically to describe non-mechanical things that are slowed down or hindered.

My thoughts are gummed up from lack of sleep.
Physical Obstruction
Used when something physical causes a device or tool to stop working correctly.

The printer got gummed up with paper pieces.
Colloquial Usage
Commonly used in informal situations, such as casual conversation or storytelling.

The old gate was gummed up with rust and wouldn't open.
Metaphorical Extension
Can be used metaphorically to describe non-mechanical things that are slowed down or hindered.

My thoughts are gummed up from lack of sleep.
Physical Obstruction
Used when something physical causes a device or tool to stop working correctly.

The printer got gummed up with paper pieces.
Colloquial Usage
Commonly used in informal situations, such as casual conversation or storytelling.

The old gate was gummed up with rust and wouldn't open.
Metaphorical Extension
Can be used metaphorically to describe non-mechanical things that are slowed down or hindered.

My thoughts are gummed up from lack of sleep.
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